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Unformatted text preview: Mathematics 1A Fall 2009 Michael Christ Lecture 31 (Friday 11/6/2009) Area Administrative announcements: 1. The exam has been graded and will be returned to you in discussion sections on Monday. Solutions will be posted today, Friday. Info regarding distribution of scores will also be posted. 2. Todays lecture is based on 5.1 of our text. Please read 5.2 for Monday. 3. Problem set 10 is due Monday 11/9. Problem set 11 will be due Wednesday 11/18. Wednesday 11 is Veterans Day, a campus holiday. Enjoy a well-deserved rest. The three most fundamental concepts in this course are (i) Limits; (ii) Derivatives; (iii) Integrals. Today we begin our study of integrals. In todays lecture, the word integral will not be mentioned. Instead, we will discuss (and define) the related concept of area. Well get to integrals next Monday. Please temporarily forget everything you have learned about integrals, so that we can clarify exactly what an integral is, and how it is defined. Once weve gotten thecan clarify exactly what an integral is, and how it is defined....
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